using System;
using System.Collections.Generic;
using System.Text;
using java.util;
using java.util.zip;
using java.io;
using System.IO;

namespace cZip
{
    public class cZip
    {
        public static void Zip(string zipFileName, List<string> sourceFiles)
        {
            FileOutputStream filOpStrm = new FileOutputStream(zipFileName);
            ZipOutputStream zipOpStrm = new ZipOutputStream(filOpStrm);
            FileInputStream filIpStrm = null;
            foreach (string strFilName in sourceFiles)
            {
                filIpStrm = new FileInputStream(strFilName);
                ZipEntry ze = new ZipEntry(Path.GetFileName(strFilName));
                zipOpStrm.putNextEntry(ze);
                sbyte[] buffer = new sbyte[1024];
                int len = 0;
                while ((len =

                filIpStrm.read(buffer)) >= 0)
                {
                    zipOpStrm.write(buffer, 0, len);
                }
            }
            zipOpStrm.closeEntry();
            filIpStrm.close();
            zipOpStrm.close();
            filOpStrm.close();
        }
        public static void Extract(string zipFileName, string destinationPath)
        {
            ZipFile zipfile = new ZipFile(zipFileName);
            List<ZipEntry> zipFiles = GetZipFiles(zipfile);

            foreach (ZipEntry zipFile in zipFiles)
            {
                if (!zipFile.isDirectory())
                {
                    InputStream s = zipfile.getInputStream(zipFile);
                    try
                    {
                        Directory.CreateDirectory(String.Format(@"{0}{1}", destinationPath, Path.GetDirectoryName(zipFile.getName())));
                        FileOutputStream dest = new FileOutputStream(Path.Combine(destinationPath + "\" + Path.GetDirectoryName(zipFile.getName()), Path.GetFileName(zipFile.getName())));
                        try
                        {
                            int len = 0;
                            sbyte[] buffer = new sbyte[7168];
                            while ((len = s.read(buffer)) >= 0)
                            {
                                dest.write(buffer, 0, len);
                            }
                        }
                        finally
                        {
                            dest.close();
                        }
                    }
                    finally
                    {
                        s.close();
                    }
                }
            }
        }
        public static List<ZipEntry> GetZipFiles(ZipFile zipfil)
        {
            List<ZipEntry> lstZip = new List<ZipEntry>();
            Enumeration zipEnum = zipfil.entries();
            while (zipEnum.hasMoreElements())
            {
                ZipEntry zip = (ZipEntry)zipEnum.nextElement();
                lstZip.Add(zip);
            }
            return lstZip;
        }
    }

}